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remeniuk/gist:1521386

Created December 26, 2011 15:24
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gistfile1.scala
trait DomainClass{
def isNotEmptyString(str: String) = str != null && str.length > 0
}
case class Topic(id: String, name: String) extends DomainClass{
assume(isNotEmptyString(id))
assume(isNotEmptyString(name))
}
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